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Latest / Oregon / August 2026

Quantum Health, Inc.

Quantum Health, Inc. notified Oregon DOJ on Aug 14, 2026 of a data breach affecting 184,376 Oregon residents, which occurred between May 29, 2026 and Jun 1, 2026.

Organization
Quantum Health, Inc.
Source
Oregon DOJ · source record
Date reported
Aug 14, 2026
Date(s) of breach
5/29/2026 - 6/1/2026
Residents affected
184,376 (Oregon residents)
Data exposed
Not stated in the source listing
Notice letter
Not available
First seen by BreachTally
2026-11-04 16:40 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

Other filings by Quantum Health, Inc.

OrganizationSourceStateReportedResidents affectedData exposed
Quantum Health, Inc. Vermont AG VT Oct 28, 2026 2,360 Social Security numberMedical / health information
Quantum Health, Inc. Texas AG TX Oct 28, 2026 273,111 Social Security numberMedical / health informationHealth insuranceName
Quantum Health, Inc. California AG CA Aug 14, 2026 Not published Social Security numberMedical / health informationHealth insuranceDate of birth+4
Quantum Health, Inc. Washington AG WA Aug 14, 2026 5,909 Social Security numberMedical / health informationHealth insuranceDate of birth+1
Quantum Health, Inc. Massachusetts OCABR MA Jul 30, 2026 33,912 Social Security numberMedical / health information
Quantum Health HHS OCR US Jul 29, 2026 2,104 Medical / health information
Quantum Health, Inc. Massachusetts OCABR MA Feb 18, 2026 653 Social Security number
First seen by BreachTally at 16:40 UTC on Nov 4, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the data types and the letter. Start a 14-day free trial.

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.